diff --git a/src/mme-app/utils/mmeContextManagerUtils.cpp b/src/mme-app/utils/mmeContextManagerUtils.cpp
new file mode 100644
index 0000000..933600a
--- /dev/null
+++ b/src/mme-app/utils/mmeContextManagerUtils.cpp
@@ -0,0 +1,248 @@
+/*
+ * Copyright (c) 2019, Infosys Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <controlBlock.h>
+#include <contextManager/subsDataGroupManager.h>
+#include <log.h>
+#include <utils/mmeContextManagerUtils.h>
+
+using namespace mme;
+
+bool MmeContextManagerUtils::deleteProcedureCtxt(MmeProcedureCtxt* procedure_p)
+{
+	log_msg(LOG_DEBUG, "deleteProcedureCtxt: Entry");
+
+	if (procedure_p == NULL)
+	{
+		log_msg(LOG_INFO, "Procedure Context is NULL");
+
+		return false;
+	}
+
+	SubsDataGroupManager* subsDgMgr_p = SubsDataGroupManager::Instance();
+
+	log_msg(LOG_INFO, "Procedure Type is %d", procedure_p->getCtxtType());
+
+	bool rc = true;
+	switch (procedure_p->getCtxtType())
+	{
+		case attach_c:
+		case s1Release_c:
+		{
+			subsDgMgr_p->deleteMmeProcedureCtxt(procedure_p);
+			break;
+		}
+		case detach_c:
+		{
+			MmeDetachProcedureCtxt* detachProc_p = 
+				static_cast<MmeDetachProcedureCtxt *>(procedure_p);
+
+			subsDgMgr_p->deleteMmeDetachProcedureCtxt(detachProc_p);
+
+			break;
+		}
+		case serviceRequest_c:
+		{
+			MmeSvcReqProcedureCtxt* svcReqProc_p =
+					static_cast<MmeSvcReqProcedureCtxt*>(procedure_p);
+
+			subsDgMgr_p->deleteMmeSvcReqProcedureCtxt(svcReqProc_p);
+
+			break;
+		}
+		case tau_c:
+		{
+			MmeTauProcedureCtxt* tauProc_p =
+					static_cast<MmeTauProcedureCtxt*>(procedure_p);
+
+			subsDgMgr_p->deleteMmeTauProcedureCtxt(tauProc_p);
+
+			break;
+		}
+		default:
+		{
+			log_msg(LOG_INFO, "Unsupported procedure type %d\n", procedure_p->getCtxtType());
+			rc = false;
+		}
+	}
+	return rc;
+}
+
+bool MmeContextManagerUtils::deallocateProcedureCtxt(SM::ControlBlock& cb_r, ProcedureType procType)
+{
+    bool rc = false;
+
+	MmeProcedureCtxt* procedure_p =
+			static_cast<MmeProcedureCtxt*>(cb_r.getTempDataBlock());
+
+	MmeProcedureCtxt* prevProcedure_p = NULL;
+	MmeProcedureCtxt* nextProcedure_p = NULL;
+
+    while (procedure_p != NULL)
+    {
+        nextProcedure_p =
+            static_cast<MmeProcedureCtxt*>(procedure_p->getNextTempDataBlock());
+        
+        ProcedureType procedureType = procedure_p->getCtxtType();
+        if (procType == procedureType)
+        {
+            log_msg(LOG_INFO, "Procedure type %d\n", procedureType);
+            
+            rc = deleteProcedureCtxt(procedure_p);
+            
+            if (rc == true)
+            {
+                if (prevProcedure_p != NULL)
+                {
+                    if (nextProcedure_p != NULL)
+                    {
+                        prevProcedure_p->setNextTempDataBlock(nextProcedure_p);
+                    }
+                }
+                else
+                {
+                    cb_r.setTempDataBlock(nextProcedure_p);
+                }
+            }
+            // break out of while loop
+            break;
+        }
+        prevProcedure_p = procedure_p;
+        procedure_p = nextProcedure_p;		
+    }
+
+    return rc;
+}
+
+bool MmeContextManagerUtils::deallocateAllProcedureCtxts(SM::ControlBlock& cb_r)
+{
+    bool rc = false;
+
+    MmeProcedureCtxt* procedure_p =
+    		static_cast<MmeProcedureCtxt*>(cb_r.getTempDataBlock());
+    
+    MmeProcedureCtxt* nextProcedure_p = NULL;
+    
+    while (procedure_p != NULL)
+    {
+        nextProcedure_p =
+    		static_cast<MmeProcedureCtxt*>(procedure_p->getNextTempDataBlock());
+    
+        if (procedure_p->getCtxtType() != defaultMmeProcedure_c)
+        {
+            rc = deleteProcedureCtxt(procedure_p);
+        }
+
+        procedure_p = nextProcedure_p;
+    }
+    return rc;
+}
+
+MmeProcedureCtxt* MmeContextManagerUtils::findProcedureCtxt(SM::ControlBlock& cb_r, ProcedureType procType)
+{
+    MmeProcedureCtxt* mmeProcCtxt_p = NULL;
+
+    MmeProcedureCtxt* currentProcedure_p =
+                static_cast<MmeProcedureCtxt*>(cb_r.getTempDataBlock());
+
+    MmeProcedureCtxt* nextProcedure_p = NULL;
+
+    while (currentProcedure_p != NULL)
+    {
+        nextProcedure_p = static_cast<MmeProcedureCtxt*>(
+                currentProcedure_p->getNextTempDataBlock());
+
+        if (currentProcedure_p->getCtxtType() == procType)
+        {
+            mmeProcCtxt_p = currentProcedure_p;
+            break;
+        }
+        currentProcedure_p = nextProcedure_p;
+    }
+
+    return mmeProcCtxt_p;
+}
+
+void MmeContextManagerUtils::deleteSessionContext(SM::ControlBlock& cb_r)
+{
+    UEContext* ueCtxt_p = static_cast<UEContext *>(cb_r.getPermDataBlock());
+    if (ueCtxt_p == NULL)
+    {
+        log_msg(LOG_DEBUG, "Failed to retrieve UEContext from control block %u", cb_r.getCBIndex());
+        return;
+    }
+
+    SessionContext* sessCtxt_p = ueCtxt_p->getSessionContext();
+    if (sessCtxt_p == NULL)
+    {
+        log_msg(LOG_DEBUG, "Failed to retrieve SessionContext from UEContext %u", cb_r.getCBIndex());
+        return;
+    }
+
+    BearerContext* bearerCtxt_p = sessCtxt_p->getBearerContext();
+    if(bearerCtxt_p != NULL)
+    {
+        log_msg(LOG_INFO, "Deallocating bearer context for UE block %u", cb_r.getCBIndex());
+
+        SubsDataGroupManager::Instance()->deleteBearerContext(bearerCtxt_p);
+        sessCtxt_p->setBearerContext(NULL);
+    }
+
+    log_msg(LOG_INFO, "Deallocating session context for UE block %u", cb_r.getCBIndex());
+
+    SubsDataGroupManager::Instance()->deleteSessionContext(sessCtxt_p);
+    ueCtxt_p->setSessionContext(NULL);
+}
+
+void MmeContextManagerUtils::deleteUEContext(uint32_t cbIndex)
+{
+    SM::ControlBlock* cb_p = SubsDataGroupManager::Instance()->findControlBlock(cbIndex);
+    if (cb_p == NULL)
+    {
+        log_msg(LOG_DEBUG, "Failed to find control block for index %u", cbIndex);
+        return;
+    }
+
+    deallocateAllProcedureCtxts(*cb_p);
+
+    deleteSessionContext(*cb_p);
+
+    UEContext* ueCtxt_p = static_cast<UEContext *>(cb_p->getPermDataBlock());
+    if (ueCtxt_p == NULL)
+    {
+        log_msg(LOG_DEBUG, "Failed to retrieve UEContext from control block %u", cbIndex);
+    }
+    else
+    {
+        MmContext* mmContext_p = ueCtxt_p->getMmContext();
+        if (mmContext_p != NULL)
+        {
+            SubsDataGroupManager::Instance()->deleteMmContext(mmContext_p);
+            ueCtxt_p->setMmContext(NULL);
+        }
+
+        // Remove IMSI -> CBIndex key mapping
+        const DigitRegister15& ue_imsi = ueCtxt_p->getImsi();
+        SubsDataGroupManager::Instance()->deleteimsikey(ue_imsi);
+
+        // Remove mTMSI -> CBIndex mapping
+        SubsDataGroupManager::Instance()->deletemTmsikey(ueCtxt_p->getMtmsi());
+
+        SubsDataGroupManager::Instance()->deleteUEContext(ueCtxt_p);
+    }
+
+    SubsDataGroupManager::Instance()->deAllocateCB(cb_p->getCBIndex());
+}